CN219273733U

CN219273733U - Automatic testing device for PCB

Info

Publication number: CN219273733U
Application number: CN202320041926.XU
Authority: CN
Inventors: 刘旅庆; 刘伯伟; 刘飞飞
Original assignee: Ji'an Jiefeng Circuit Co ltd
Current assignee: Ji'an Jiefeng Circuit Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-06-30
Anticipated expiration: 2033-01-06

Abstract

The utility model discloses an automatic testing device for a PCB (printed circuit board), which comprises a detection table and supporting legs, wherein sliding rods are symmetrically arranged on the two side surfaces of the top of the detection table, and a moving plate is sleeved on the periphery of each sliding rod. According to the utility model, the conveying belt and the waste box are adopted, in the actual use process, the PCB can be tested through the conductive probe, when the plate is normal, the plate can be conveyed to the conveying belt at the other end through the adsorption of the sucker, the subsequent processing operation is convenient, when the plate is abnormal, the third hydraulic rod in the detection box stretches out to drive the push plate to push out forwards, so that the abnormal PCB is pushed out of the detection box, the plate falls into the waste box along the guide plate to be collected, the classification treatment of the good and bad plates is realized, the manual operation is not needed, the participation of personnel is reduced, the operation efficiency is effectively improved, and the advantages of good and bad separation are achieved.

Description

Automatic testing device for PCB

Technical Field

The utility model relates to the technical field of PCB production and processing, in particular to an automatic PCB testing device.

Background

PCB (PrintedCircuitBoard) the Chinese name printed circuit board, also called printed circuit board, is a desired electronic component, is a support for electronic components, and is a carrier for electrical connection of electronic components. It is called a "printed" circuit board because it is made using electronic printing. The PCB needs to be detected in the production and processing process, and the power-on, the voltage resistance and the like of the PCB are detected, or the specific performance of the PCB is tested by mounting electronic components on the PCB, so that various bad defects of the PCB are discovered early. The testing of the PCB can reduce the factory failure rate of the board card and the device, and is an important link for improving the product quality.

The prior art has the following publication numbers: CN209446730 is an automatic testing device for PCB board, comprising a base, a plurality of support bars vertically arranged on the base, a movable board movably connected to the support bars, a support frame arranged at the top of the support bars, a driving piece arranged on the support frame and used for driving the movable board to move along the vertical direction, a testing component arranged below the movable board and used for testing the PCB board, and a carrying component arranged on the base and used for carrying the PCB board from the conveyor belt of the assembly line; the position of the upper end face of the base, corresponding to the test assembly, is also provided with a platform for placing a PCB. According to the utility model, the test assembly for testing the PCB and the carrying assembly for carrying the PCB are arranged, the PCB is automatically tested under the cooperation of the driving piece, the whole test process is automatic, the test is quick and accurate, the manpower is saved, the working efficiency is improved, and the production cost is reduced.

The above patent still has certain drawbacks in use: it carries out the centre gripping through handling subassembly to the PCB board and removes, but be used for the clamping jaw cylinder of centre gripping only to be equipped with single group, this just means can only carry out the centre gripping to a corner of PCB board when the centre gripping, in order to keep out the gravity of PCB board in this moment, the clamping jaw cylinder can exert stronger clamping force in the extreme point department of centre gripping, it is great to lead to the local atress of PCB board, the possibility that the fracture takes place for the PCB board and damage has increased, the yield of product has been reduced, and after the PCB detects is accomplished, directly remove it to the conveyer belt department of output, do not get rid of bad PCB board, follow-up still need the manual work to get rid of, it is time consuming and laborious.

For the problems in the related art, no effective solution has been proposed at present.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides an automatic testing device for a PCB, which has the advantages of good and bad separation, small clamping stability damage and high operation efficiency, and further solves the problems in the prior art.

(II) technical scheme

In order to realize the advantages of good and bad separation, small clamping stability damage and high operation efficiency, the utility model adopts the following specific technical scheme:

the utility model provides an automatic testing arrangement of PCB board, includes detection platform and supporting leg, the slide bar is installed to detection platform top both sides surface position symmetry, the movable plate has been cup jointed to the slide bar periphery, movable plate top surface intermediate position fixed mounting has first hydraulic stem, movable plate bottom surface intermediate position fixed mounting has the test board, test plate bottom surface position evenly is equipped with a plurality of groups conductive probe, conductive probe below is located detection platform top surface intermediate position fixed mounting and has the detection box, a plurality of groups of carrier seats are installed to the inside both sides surface position symmetry of detection box, be located detection box inside one side surface intermediate position fixed mounting and have the third hydraulic stem between the carrier seats, third hydraulic stem one end is connected with the push pedal, detection box one end bottom surface position butt has the baffle, baffle bottom surface position fixed mounting has the waste box.

Further, the bracing piece is installed to detection platform both ends surface both sides position symmetry, bracing piece top surface position fixed mounting has the mobile station, the inside intermediate position of mobile station is equipped with the lead screw, lead screw one end runs through mobile station one side and is connected with the motor, the connecting plate has been cup jointed to the lead screw periphery, the second hydraulic stem is installed to connecting plate bottom both sides surface position symmetry, second hydraulic stem bottom surface position fixed mounting has the adsorption plate, a plurality of groups sucking disc are installed to adsorption plate bottom surface position symmetry, and the sucking disc is equipped with four groups altogether.

Further, a top plate is arranged above the first hydraulic rod, and an air suction component is arranged on the surface of the top plate.

Further, conveyer belts are symmetrically arranged at two ends of the detection table.

Furthermore, supporting legs are symmetrically arranged on the two side surfaces of the bottom of the detection table.

Further, one end of the air suction component is connected with the sucker through a pipeline.

Further, the mobile station is located at a side position of the detection station.

Further, the size of the adsorption plate is the same as that of the detection box.

(III) beneficial effects

Compared with the prior art, the utility model provides an automatic testing device for a PCB, which has the following beneficial effects:

(1) According to the utility model, the conveying belt and the waste box are adopted, in the actual use process, the PCB can be tested through the conductive probe, when the plate is normal, the plate can be conveyed to the conveying belt at the other end through the adsorption of the sucker, the subsequent processing operation is convenient, when the plate is abnormal, the third hydraulic rod in the detection box stretches out to drive the push plate to push out forwards, so that the abnormal PCB is pushed out of the detection box, the plate falls into the waste box along the guide plate to be collected, the classification treatment of the good and bad plates is realized, the manual operation is not needed, the participation of personnel is reduced, the operation efficiency is effectively improved, and the advantages of good and bad separation are achieved.

(2) According to the utility model, the conveyer belt and the suction disc are adopted, in the actual use process, a person can set the detection table at the middle position of the conveyer belt, the PCB needing to be tested and completed by the test is conveyed by the conveyer belts at the two ends, the participation degree of the person is reduced, the whole operation efficiency is effectively improved, the automatic operation of the device is realized, after the PCB is conveyed in place by the conveyer belt, the screw rod is driven to rotate by the operation of the motor to move the suction plate to the position right above the PCB, at the moment, the second hydraulic rod extends out to enable the suction disc to adsorb four end points of the PCB by the operation of the suction assembly, compared with the traditional single end point clamping, the damage to the PCB can be obviously reduced by carrying out adsorption and grabbing by the four groups of suction discs, and meanwhile, the automatic operation device has the advantages of small stable damage and high operation efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of an automatic testing device for a PCB board according to the present utility model;

FIG. 2 is a schematic illustration of the connection of the cartridge and the waste cartridge of the present utility model;

fig. 3 is a schematic diagram of the attachment of the suction plate and suction cup of the present utility model.

In the figure:

1. a detection table; 2. a support rod; 3. a mobile station; 4. a screw rod; 5. a slide bar; 6. a moving plate; 7. a conductive probe; 8. a suction assembly; 9. a suction cup; 10. a first hydraulic lever; 11. an adsorption plate; 12. a test board; 13. a connecting plate; 14. a second hydraulic lever; 15. a motor; 16. a conveyor belt; 17. support legs; 18. a detection box; 19. a bearing seat; 20. a push plate; 21. a third hydraulic lever; 22. a guide plate; 23. a waste box.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to the embodiment of the utility model, an automatic testing device for a PCB is provided.

Referring to the drawings and the specific embodiments, as shown in fig. 1-3, an automatic testing device for a PCB board according to an embodiment of the present utility model includes a testing table 1 and supporting legs 17, wherein sliding rods 5 are symmetrically installed at two side surface positions of the top of the testing table 1, a moving board 6 is sleeved on the periphery of the sliding rods 5, a first hydraulic rod 10 is fixedly installed at the middle position of the top surface of the moving board 6, a testing board 12 is fixedly installed at the middle position of the bottom surface of the moving board 6, a plurality of groups of conductive probes 7 are uniformly arranged at the bottom surface position of the testing board 12, a testing box 18 is fixedly installed at the middle position of the top surface of the testing board 12 below the conductive probes 7, a plurality of groups of bearing seats 19 are symmetrically installed at two side surface positions inside the testing box 18, a third hydraulic rod 21 is fixedly installed at one end of the third hydraulic rod 21, a guide plate 20 is abutted to the bottom surface position of one end of the testing box 18, a waste box 23 is fixedly installed at the bottom surface position of the guide plate 22, the conductive probes 7 are used for testing the board, and the installation position of the conductive probes can be flexibly adjusted according to the shape of the board to the board, so that the PCB board can be well-suited to the terminal of the PCB board, and whether the terminal is well-tested by the terminal is well-suited to the terminal.

In one embodiment, the bracing piece 2 is installed to the both ends surface symmetry of test bench 1 both sides, bracing piece 2 top surface position fixed mounting has mobile station 3, mobile station 3 inside intermediate position is equipped with lead screw 4, lead screw 4 one end runs through mobile station 3 one side and is connected with motor 15, connecting plate 13 has been cup jointed to lead screw 4 periphery, second hydraulic stem 14 is installed to connecting plate 13 bottom both sides surface position symmetry, second hydraulic stem 14 bottom surface position fixed mounting has adsorption plate 11, a plurality of groups sucking disc 9 are installed to adsorption plate 11 bottom surface position symmetry, and sucking disc 9 is equipped with four groups altogether, adsorb four extreme points of snatching the PCB board through sucking disc 9, avoid weight to gather totally and cause local pressurized great in one end, avoid taking place the rupture.

In one embodiment, the top plate is arranged above the first hydraulic rod 10 on the slide rod 5, and the top plate surface is provided with the air suction component 8, the air suction component 8 is arranged to ensure that the sucking disc 9 can smoothly adsorb and grab the PCB, and the sucking disc 9 and the air suction component 8 are widely used in industry for grabbing objects, so that only the sucking disc 9 is used, and specific structural personnel can flexibly adjust the sucking disc, such as adopting an air compressor and a pressure release valve to suck and grab the sucking disc 9.

In one embodiment, the two ends of the detecting table 1 are symmetrically provided with a conveying belt 16, and the PCB board can be input and output through the conveying belt 16.

In one embodiment, the supporting legs 17 are symmetrically arranged on the two side surfaces of the bottom of the detection table 1, and the device can be fixed through the supporting legs 17, so that the overall stability of the device is enhanced.

In one embodiment, one end of the suction assembly 8 is connected with the suction cup 9 through a pipeline, and the suction cup 9 and the PCB board can be subjected to negative pressure suction operation when necessary through the suction assembly 8.

In one embodiment, the mobile station 3 is located laterally of the detection station 1, the lateral arrangement being such as to avoid interfering with the movement of the test plate 12.

In one embodiment, the dimensions of the suction plate 11 are the same as the dimensions of the cassette 18, the dimensions being set to ensure that the PCB can accurately enter the interior of the cassette 18 for testing operations.

Working principle: in the practical use process, personnel can set the detection table 1 in the middle position of the conveying belt 16, the conveying belt 16 at two ends is used for carrying out separate conveying operation on the PCB needing to be tested and tested, the participation of personnel is reduced, the overall operation efficiency can be effectively improved, the automation operation of the device is realized, after the PCB is conveyed in place through the conveying belt 16, the screw rod 4 can be driven to rotate through the operation of the motor 15 to move the adsorption plate 11 to the position right above the PCB, at the moment, the second hydraulic rod 14 stretches out to enable the sucking disc 9 to adsorb four end points of the PCB through the operation of the air suction assembly 8, compared with the traditional single end point clamping, the damage to the PCB can be obviously reduced through the four groups of sucking discs 9, the grabbing effect on the PCB is improved at the same time, after the grabbing is finished, the PCB can be moved and placed to the surface position of the bearing seat 19 in the detection box 18 through the reverse operation of the motor 15, at the moment, the conductive probe 7 in the surface position of the test board 12 can be driven to contact with the PCB through the operation of the first hydraulic rod 10 to realize the test operation, the numerical value at the moment can be output to the external terminal through a lead to analyze whether the detected PCB is normal or not, when the board is normal, the board can be moved to the conveyor belt 16 at the other end through the absorption of the sucker 9 to be conveyed out, the subsequent processing operation is convenient, when the board is abnormal, the third hydraulic rod 21 in the detection box 18 stretches out to drive the push plate 20 to push forward, so that the abnormal PCB is pushed out of the detection box 18, the board can fall into the waste box 23 along the guide plate 22 to be collected, so that the classification processing of the good and bad boards is realized, no manual operation is needed, the participation of personnel is reduced, the operation efficiency can be effectively improved, and the whole device has the advantages of good and bad separation, stable clamping, small damage and high operation efficiency.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides an automatic testing arrangement of PCB board, includes detection platform (1) and supporting leg (17), its characterized in that, slide bar (5) are installed to detection platform (1) top both sides surface position symmetry, slide bar (5) periphery has cup jointed movable plate (6), movable plate (6) top surface intermediate position fixed mounting has first hydraulic stem (10), movable plate (6) bottom surface intermediate position fixed mounting has test board (12), test board (12) bottom surface position evenly is equipped with a plurality of conductive probe (7), conductive probe (7) below are located detection platform (1) top surface intermediate position fixed mounting has detection box (18), a plurality of groups carrier seat (19) are installed to detection box (18) inside both sides surface position symmetry, be located inside one side surface intermediate position fixed mounting of detection box (18) between carrier seat (19) and have third hydraulic stem (21), third hydraulic stem (21) one end is connected with push pedal (20), detection box (18) one end bottom surface position butt has baffle (22), bottom surface position butt has baffle (23) waste.

2. The automatic PCB testing device according to claim 1, wherein supporting rods (2) are symmetrically arranged at two side positions of two end surfaces of the detection table (1), a movable table (3) is fixedly arranged at the top surface position of the supporting rods (2), a screw rod (4) is arranged at the middle position inside the movable table (3), one end of the screw rod (4) penetrates through one side of the movable table (3) to be connected with a motor (15), a connecting plate (13) is sleeved on the periphery of the screw rod (4), second hydraulic rods (14) are symmetrically arranged at two side surfaces of the bottom of the connecting plate (13), an adsorption plate (11) is fixedly arranged at the bottom surface position of the second hydraulic rods (14), a plurality of groups of suckers (9) are symmetrically arranged at the bottom surface position of the adsorption plate (11), and four groups of suckers (9) are arranged.

3. The automatic testing device for the PCB according to claim 1, wherein a top plate is arranged above the first hydraulic rod (10) and above the sliding rod (5), and a suction assembly (8) is arranged on the surface of the top plate.

4. The automatic testing device for the PCB according to claim 1, wherein conveying belts (16) are symmetrically arranged at two ends of the detection table (1).

5. The automatic testing device for the PCB according to claim 1, wherein supporting legs (17) are symmetrically arranged on two side surfaces of the bottom of the detection table (1).

6. A PCB board automatic test equipment according to claim 3, characterized in that one end of the suction assembly (8) is connected to the suction cup (9) by a pipe.

7. An automatic test equipment for PCB boards according to claim 2, characterized in that the mobile station (3) is located at a side position of the test station (1).

8. An automatic PCB testing device according to claim 2, characterized in that the dimensions of the suction plate (11) are the same as the dimensions of the test cassette (18).